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This article has an erratum: [https://doi.org/10.1051/0004-6361/201218905e]


Fig. 5

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Differential phases measured with MIDI for uv points with projected baselines longer than 36 m. The vertical dashed line for the two measurements with B = 61.6 and 61.8 m shows the location of the phase flip, indicative of a zero crossing in the visibility amplitude.

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